narrow gage railway 窄轨铁路

narrow gage line 窄轨铁路

narrow-gage railway 窄轨铁路

narrow gage vehicle 窄轨车辆

narrow gage locomotive 窄轨机车

narrow-gage 窄轨 ; 窄轨的

narrow gage track 窄轨道

narrow gage lighting 窄束灯光设备

narrow limit gage 窄限量规